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Table 2 Factors associated with poly-drug use, classification of sexuality among vocational school students in Bangkok (N = 638)

From: Pride-based violence, intoxicated sex and poly-drug use: a vocational school-based study of heterosexual and LGBT students in Bangkok

  Model 1b Model 2b
LGBT N = 89 Heterosexual male/female N = 549
Poly-drug usea (n = 18 (20.2%)) Poly-drug usea (n = 54 (9.8%))
OR 95% CI AOR 95% CI OR 95% CI AOR 95% CI
GPAc
 Less than or equal to 2.5 4.76** (1.58–14.37) 4.62* (1.17 18.29) 2.71** (1.51–4.84) 2.02* (1.09–3.75)
 More than 2.5 Ref.   Ref.   Ref.   Ref. .
Pride-based Violenced
 Yes 8.61*** (2.69–27.56) 6.01* (1.32–27.32) 2.47** (1.31–4.67) 1.03 (0.50–2.13)
 No Ref.   Ref.   Ref.   Ref.  
Intoxicated sex
 Yes 9.14*** (2.73–30.64) 5.17* (1.10–24.28) 6.59*** (3.66–11.88) 5.31*** (2.81–10.04)
 No Ref.   Ref.   Ref.   Ref.  
Counseling needs
 Yes 3.42* (1.18–9.95) 4.64* (1.16–18.54) 1.36 (0.72–2.56) 1.12 (0.56–2.21)
 No Ref.   Ref.   Ref.   Ref. .
  1. a Poly-drug use refers to any three of the following drugs: kratom cocktail/4 × 100, pro, B5, Xanax/Alprazolam, amphetamine, crystal methamphetamine, ecstasy/MDMA, ketamine, injecting heroin and injecting crystal methamphetamine in part six months
  2. b All model adjusted for type of school
  3. c GPA, Grade Point Average, ranges from 0.0 to 4.0 with 4.0 representing a perfect academic record. We chose 2.5 as a cutoff point because in Thailand, one would need a minimum 2.5 GPA to qualify for admission to higher education
  4. d Pride-based violence is defined as violence based on institutional pride, honor, or seniority status
  5. *p < = .05; **p < .01;***p < .001